View Compilation Error

0_0_39654129_5150.cpp: In function 'int main()':
0_0_39654129_5150.cpp:6:29: error: expected ')' before ';' token
    6 |         while (cin >> a >> b;) {
      |               ~             ^
      |                             )
0_0_39654129_5150.cpp:6:30: error: expected primary-expression before ')' token
    6 |         while (cin >> a >> b;) {
      |                              ^